Adds explain branch to home

Author: d13

src/constants.commands.ts

@@ -55,6 +55,7 @@ type InternalHomeWebviewCommands =
 	| 'gitlens.home.continuePausedOperation'
 	| 'gitlens.home.abortPausedOperation'
 	| 'gitlens.home.explainWip'
+	| 'gitlens.home.ai.explainBranch'
 	| 'gitlens.home.openRebaseEditor';
 
 type InternalHomeWebviewViewCommands =

src/webviews/apps/plus/home/components/branch-card.ts

@@ -1000,15 +1000,30 @@ export class GlBranchCard extends GlBranchCardBase {
 					href=${this.createCommandLink('gitlens.home.openWorktree')}
 				></action-item>`,
 			);
-			// add explain WIP
-			if (this.wip?.workingTreeState != null) {
+
+			const hasWip =
+				this.wip?.workingTreeState != null
+					? this.wip.workingTreeState.added +
+							this.wip.workingTreeState.changed +
+							this.wip.workingTreeState.deleted >
+					  0
+					: false;
+			if (hasWip) {
 				actions.push(
 					html`<action-item
-						label="Explain Changes"
+						label="Explain Working Changes (Preview)"
 						icon="sparkle"
 						href=${this.createCommandLink('gitlens.home.explainWip')}
 					></action-item>`,
 				);
+			} else {
+				actions.push(
+					html`<action-item
+						label="Explain Branch (Preview)"
+						icon="sparkle"
+						href=${this.createCommandLink('gitlens.home.ai.explainBranch')}
+					></action-item>`,
+				);
 			}
 		} else {
 			actions.push(
@@ -1018,6 +1033,13 @@ export class GlBranchCard extends GlBranchCardBase {
 					href=${this.createCommandLink('gitlens.home.switchToBranch')}
 				></action-item>`,
 			);
+			actions.push(
+				html`<action-item
+					label="Explain Branch (Preview)"
+					icon="sparkle"
+					href=${this.createCommandLink('gitlens.home.ai.explainBranch')}
+				></action-item>`,
+			);
 		}
 
 		// branch actions

src/webviews/home/homeWebview.ts

@@ -354,6 +354,7 @@ export class HomeWebviewProvider implements WebviewProvider<State, State, HomeWe
 			registerCommand('gitlens.home.abortPausedOperation', this.abortPausedOperation, this),
 			registerCommand('gitlens.home.openRebaseEditor', this.openRebaseEditor, this),
 			registerCommand('gitlens.home.explainWip', this.explainWip, this),
+			registerCommand('gitlens.home.ai.explainBranch', this.explainWip, this),
 		];
 	}